SUKHBAATAR, Mongolia — In the midst of barren sandy land scattered with dry shortgrass, a vast Scotch pine tree forest swallows the viewer into greenery. A total of 11 million trees span 3,250 ...

Many at-risk forest tree species will probably need biotechnology along with traditional tree-breeding approaches to survive, according to insights published in the July issue of the journal New ...

Conservationists are working to restore the Caledonian pine forest to boost the country's bio-diversity.

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. High in the Gallatin Range south of Bozeman, a young whitebark pine tree, just over 3 feet tall, ...

I confess to a long love affair with the whitebark pine forests that define high peaks of the Northern Rockies. From their alpine summits, mountains recede to the horizon, hinting at the curvature of ...

Hugh Safford is calling out into the woods for a tree. That’s normal enough for a forest ecologist, but the tree he’s searching for — the Jeffrey pine — was not, until recently, expected to live ...